Multitester tested for voltage. Battery charger for lead-acid with the following:DC output: 24V 1.8A Round barrel connecter with 3 pin holes. Model number JY-100 or similar.This adapter is for many electric motor riding vehicles like the following: Compatibility list RAZOR® E500 S Electric Scoote RAZOR® MX350 Dirt Rocket Electric RAZOR® E300 Electric Scooter RAZOR® Mini Chopper RAZOR® Rebellion Electric Chopper RAZOR® Dirt Quad Electric ATV RAZOR® E200 Electric Scooter RAZOR® PR200 Pocket Rocket RAZOR® Ground Force Electric Go-Kart RAZOR® Pocket Mod Electric Scooter RAZOR® E100 Electric Scooter RAZOR® E125 Electric Scooter Boreem Jia 601-S (250 watt version) Boreem Jia 602-D (250 watt version) City Express E-Scooter Freedom 644 Freedom 943 Freedom 961 Panterra Rad2Go E5 Leopard Shark (some models) Rad2Go E10 Tiger Shark (some models) Star II E-Scooter Sunl Super Ride Turbo 350 EG Urban Express Vapor X-12 Vapor X-24 X-Treme X-50-300 X-Treme X-250Special heavy wrapping is provided to protect the prongs. S&H in the contiguous USA is $6.(insured shipping).Please see other interesting items by JGritUSPS DELIVERY TIME: As stated in the item listing, seller will drop-off your item to the USPS within 4 days of receiving cleared payment. How long it takes to deliver to your door is strictlywithinUSPS control and not within the control of seller. Please leave 5 stars for seller 4 day drop-off time. Thankyou.